International Maths Olympiad Forum By SOF Olympiad Trainer

Anwesha Kale from wisdom world school, pune

Subject :IMO Class : Class 4

How many triangles are there in the given figure?

A 10
B 11
C 12
D 13

eriiu'pou;liu

Ans 1:

RACHANA from DELHI PUBLIC SCHOOL, HYDERABAD

Class : Class 4

Ans 2:

Pradipta Kumar Jana from DELHI PUBLIC SCHOOL, RUBY PARK , Kolkata

Class : Class 8

C

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Tavish from Sanskriti Hyderabad, Hyderabad

Subject :IMO Class : Class 4

Which of the following numbers will continue the given series?

A 42
B 40
C 44
D 38

The pattern is:-70-2=68 then 68-4=64 then 64-6=58 then 58-8=50so 50-10=40so ans is 40=b

Ans 1:

Saiansh from Father Agnel school , Gautam Buddha nagar

Class : Class 4

40

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SAI SNEHA DHAR from DAV PUBLIC SCHOOL, PARADEEP

Subject :IMO Class : Class 4

Ans 1:

Achyut Rai from THE KHAITAN SCHOOL, NOIDA

Class : Class 7

C

Ans 2:

Vaishnavi from DPS , Singapore

Class : Class 4

B

Ans 3:

Pradipta Kumar Jana from DELHI PUBLIC SCHOOL, RUBY PARK , Kolkata

Class : Class 8

B

Ans 4:

Achyut Rai from THE KHAITAN SCHOOL, NOIDA

Class : Class 7

C

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Avantika Jain from Greenwood High International School, Bengaluru

Subject :IMO Class : Class 4

Deepankar had a pole 7/12 m long. He cut out 1/4 m of the pole and gave it to Manish. The length of pole left with Deepankar is ______.

A3/10 m
B1/12 m
C5/12 m
D1/3 m

Ans 1:

Pradipta Kumar Jana from DELHI PUBLIC SCHOOL, RUBY PARK , Kolkata

Class : Class 8

D

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Rishon Chandy from KV IIT Powai, Mumbai

Subject :IMO Class : Class 4

Aditya bought 3 bags of red gumballs and 5 bags of white gumballs. Each bag of gumballs had 7 pieces in it. Which expression could Aditya use to find the number of gumballs he bought?

A(7 × 3) + 5
B(7 × 5) + 3
C7 × (5 + 3)
D7 + (5 × 3)

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Mithi from G D BIRLA , Kolkata

Subject :IMO Class : Class 4

The given table shows the number of students who preferred different subjects to study in their free time. Study the given table carefully and answer the following questions.
(i) What fraction of the students preferred English only?
(ii) Which subject is preferred by one-fourth of the students?
(iii) What fraction of the students preferred both Science and Mathematics?

A
B
C
D

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Ishan Bhatted from The Indian School, New Delhi

Subject :IMO Class : Class 4

Find the length of GH.

A 6 cm
B 3 cm
C 9 cm
D 2 cm

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Ans 1:

dhanyashree from BVM Global, Chennai

Class : Class 5

B

Ans 2:

Shreeya Mangla from ASN Senior Secondary School, New Delhi

Class : Class 9

The correct answer is 3 cm which is B part

Ans 3:

Asishkumar from NHPS, Bangalore

Class : Class 4

B

Ans 4:

Aniruddh from APS, Bangalore

Class : Class 8

b

Ans 5:

dhanyashree from BVM Global, Chennai

Class : Class 5

B

Ans 6:

dhanyashree from BVM Global, Chennai

Class : Class 5

B

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Tavish from Sanskriti Hyderabad, Hyderabad

Subject :IMO Class : Class 4

How many possible combinations of 1 bird and 1 tree can be made from 3 birds and 4 trees?

A9
B10
C8
D12

o. of combinatios=3x4=12

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Ans 1:

Manish Saruparia from NPS Singapore, Singapore

Class : Class 2

Hi

Ans 2:

dhanyashree from BVM Global, Chennai

Class : Class 5

D

Ans 3:

Tavish from Sanskriti Hyderabad, Hyderabad

Class : Class 7

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Thapasya from Indian School Al Mabela, Muscat

Subject :IMO Class : Class 4

The figure shows the amount of water in 3 beakers at first. Karan poured 150 mL of water from beaker P to beaker Q. He then poured 200 mL of water from beaker Q to beaker R. Finally, he poured 100 mL of water from beaker R to beaker P. Which one of the following statements is true?

ABeaker P contained more water than the other beakers at the end.
BBeaker Q contained more water than the other beakers at the end.
CBeaker R contained more water than the other beakers at the end.
DThe three beakers contained the same amount of water at the end.

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Ans 1:

anay from st mary, jaipur

Class : Class 4

The ans. is C

Ans 2:

dhanyashree from BVM Global, Chennai

Class : Class 5

D

Ans 3:

dhanyashree from BVM Global, Chennai

Class : Class 5

A

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Rishika Chelluri from Delhi Public School, Visakhapatnam

Subject :IMO Class : Class 4

Every hour, a group of students can make 20 sandwiches.

Which of the following numbers complete the given chart ?

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